Finding the Fourth Proportional to 58,864.10, 88,150.35 and 47,200.10

Step by Step Solution

1. Step 1: Write the proportion equation
   58,864.10 : 88,150.35 = 47,200.10 : x
2. Step 2: Convert to fraction form
   58,864.10/88,150.35 = 47,200.10/x
3. Step 3: Cross multiply
   58,864.10x = 88,150.35 × 47,200.10
4. Step 4: Simplify right side
   58,864.10x = 4,160,705,335.04
5. Step 5: Solve for x
   x = 4,160,705,335.04/58,864.10
6. Step 6: Final answer
   x = 70,683.24