Finding the Fourth Proportional to 102,760.01, 141,808.41 and 57,437.98

Step by Step Solution

1. Step 1: Write the proportion equation
   102,760.01 : 141,808.41 = 57,437.98 : x
2. Step 2: Convert to fraction form
   102,760.01/141,808.41 = 57,437.98/x
3. Step 3: Cross multiply
   102,760.01x = 141,808.41 × 57,437.98
4. Step 4: Simplify right side
   102,760.01x = 8,145,188,887.33
5. Step 5: Solve for x
   x = 8,145,188,887.33/102,760.01
6. Step 6: Final answer
   x = 79,264.19