Finding the Fourth Proportional to 384,499.59, 526,755.60 and 370,124.07

Step by Step Solution

1. Step 1: Write the proportion equation
   384,499.59 : 526,755.60 = 370,124.07 : x
2. Step 2: Convert to fraction form
   384,499.59/526,755.60 = 370,124.07/x
3. Step 3: Cross multiply
   384,499.59x = 526,755.60 × 370,124.07
4. Step 4: Simplify right side
   384,499.59x = 194,964,926,567.29
5. Step 5: Solve for x
   x = 194,964,926,567.29/384,499.59
6. Step 6: Final answer
   x = 507,061.47