Finding the Fourth Proportional to 385,950.92, 578,543.25 and 183,191.72

Step by Step Solution

1. Step 1: Write the proportion equation
   385,950.92 : 578,543.25 = 183,191.72 : x
2. Step 2: Convert to fraction form
   385,950.92/578,543.25 = 183,191.72/x
3. Step 3: Cross multiply
   385,950.92x = 578,543.25 × 183,191.72
4. Step 4: Simplify right side
   385,950.92x = 105,984,333,061.89
5. Step 5: Solve for x
   x = 105,984,333,061.89/385,950.92
6. Step 6: Final answer
   x = 274,605.73