Finding the Fourth Proportional to 309,766,000.83, 427,461,704.78 and 170,533,773.24

Step by Step Solution

1. Step 1: Write the proportion equation
   309,766,000.83 : 427,461,704.78 = 170,533,773.24 : x
2. Step 2: Convert to fraction form
   309,766,000.83/427,461,704.78 = 170,533,773.24/x
3. Step 3: Cross multiply
   309,766,000.83x = 427,461,704.78 × 170,533,773.24
4. Step 4: Simplify right side
   309,766,000.83x = 72,896,657,429,280,688
5. Step 5: Solve for x
   x = 72,896,657,429,280,688/309,766,000.83
6. Step 6: Final answer
   x = 235,328,142.00