Finding the Fourth Proportional to 156,477.50, 234,612.56 and 56,624.71

Step by Step Solution

1. Step 1: Write the proportion equation
   156,477.50 : 234,612.56 = 56,624.71 : x
2. Step 2: Convert to fraction form
   156,477.50/234,612.56 = 56,624.71/x
3. Step 3: Cross multiply
   156,477.50x = 234,612.56 × 56,624.71
4. Step 4: Simplify right side
   156,477.50x = 13,284,867,727.39
5. Step 5: Solve for x
   x = 13,284,867,727.39/156,477.50
6. Step 6: Final answer
   x = 84,899.54