Finding the Fourth Proportional to 57,672,484.29, 86,413,198.28 and 40,549,499.01

Step by Step Solution

1. Step 1: Write the proportion equation
   57,672,484.29 : 86,413,198.28 = 40,549,499.01 : x
2. Step 2: Convert to fraction form
   57,672,484.29/86,413,198.28 = 40,549,499.01/x
3. Step 3: Cross multiply
   57,672,484.29x = 86,413,198.28 × 40,549,499.01
4. Step 4: Simplify right side
   57,672,484.29x = 3,504,011,897,903,046.50
5. Step 5: Solve for x
   x = 3,504,011,897,903,046.50/57,672,484.29
6. Step 6: Final answer
   x = 60,757,082.71