Finding the Fourth Proportional to 623,123.50, 934,842.89 and 173,844.05

Step by Step Solution

1. Step 1: Write the proportion equation
   623,123.50 : 934,842.89 = 173,844.05 : x
2. Step 2: Convert to fraction form
   623,123.50/934,842.89 = 173,844.05/x
3. Step 3: Cross multiply
   623,123.50x = 934,842.89 × 173,844.05
4. Step 4: Simplify right side
   623,123.50x = 162,516,869,437.09
5. Step 5: Solve for x
   x = 162,516,869,437.09/623,123.50
6. Step 6: Final answer
   x = 260,810.05