Finding the Third Proportional to 89,673,978,124.13 and 197,626,369,372.32

Step by Step Solution

1. Step 1: Write the proportion equation
   89,673,978,124.13 : 197,626,369,372.32 = 197,626,369,372.32 : x
2. Step 2: Convert to fraction form
   89,673,978,124.13/197,626,369,372.32 = 197,626,369,372.32/x
3. Step 3: Cross multiply
   89,673,978,124.13x = 197,626,369,372.32 × 197,626,369,372.32
4. Step 4: Simplify right side
   89,673,978,124.13x = 39,056,181,871,284,664,139,776
5. Step 5: Solve for x
   x = 39,056,181,871,284,664,139,776/89,673,978,124.13
6. Step 6: Final answer
   x = 435,535,287,809.18