Finding the Fourth Proportional to 87,293.34, 120,471.12 and 49,570.02

Step by Step Solution

1. Step 1: Write the proportion equation
   87,293.34 : 120,471.12 = 49,570.02 : x
2. Step 2: Convert to fraction form
   87,293.34/120,471.12 = 49,570.02/x
3. Step 3: Cross multiply
   87,293.34x = 120,471.12 × 49,570.02
4. Step 4: Simplify right side
   87,293.34x = 5,971,755,827.82
5. Step 5: Solve for x
   x = 5,971,755,827.82/87,293.34
6. Step 6: Final answer
   x = 68,410.21