Finding the Fourth Proportional to 309,042,893.34, 426,479,072.67 and 169,822,633.50

Step by Step Solution

1. Step 1: Write the proportion equation
   309,042,893.34 : 426,479,072.67 = 169,822,633.50 : x
2. Step 2: Convert to fraction form
   309,042,893.34/426,479,072.67 = 169,822,633.50/x
3. Step 3: Cross multiply
   309,042,893.34x = 426,479,072.67 × 169,822,633.50
4. Step 4: Simplify right side
   309,042,893.34x = 72,425,799,253,457,280
5. Step 5: Solve for x
   x = 72,425,799,253,457,280/309,042,893.34
6. Step 6: Final answer
   x = 234,355,168.21