Finding the Fourth Proportional to 55,170,758.48, 76,130,196.04 and 30,726,746.96

Step by Step Solution

1. Step 1: Write the proportion equation
   55,170,758.48 : 76,130,196.04 = 30,726,746.96 : x
2. Step 2: Convert to fraction form
   55,170,758.48/76,130,196.04 = 30,726,746.96/x
3. Step 3: Cross multiply
   55,170,758.48x = 76,130,196.04 × 30,726,746.96
4. Step 4: Simplify right side
   55,170,758.48x = 2,339,233,269,736,274.50
5. Step 5: Solve for x
   x = 2,339,233,269,736,274.50/55,170,758.48
6. Step 6: Final answer
   x = 42,399,875.12