Finding the Fourth Proportional to 156,205.50, 234,259.82 and 56,352.72

Step by Step Solution

1. Step 1: Write the proportion equation
   156,205.50 : 234,259.82 = 56,352.72 : x
2. Step 2: Convert to fraction form
   156,205.50/234,259.82 = 56,352.72/x
3. Step 3: Cross multiply
   156,205.50x = 234,259.82 × 56,352.72
4. Step 4: Simplify right side
   156,205.50x = 13,201,178,043.71
5. Step 5: Solve for x
   x = 13,201,178,043.71/156,205.50
6. Step 6: Final answer
   x = 84,511.61