Finding the Third Proportional to 61,322.06 and 91,988.16

Step by Step Solution

1. Step 1: Write the proportion equation
   61,322.06 : 91,988.16 = 91,988.16 : x
2. Step 2: Convert to fraction form
   61,322.06/91,988.16 = 91,988.16/x
3. Step 3: Cross multiply
   61,322.06x = 91,988.16 × 91,988.16
4. Step 4: Simplify right side
   61,322.06x = 8,461,820,890.27
5. Step 5: Solve for x
   x = 8,461,820,890.27/61,322.06
6. Step 6: Final answer
   x = 137,989.83