Finding the Fourth Proportional to 363,061.30, 508,810.70 and 363,061.30

Step by Step Solution

1. Step 1: Write the proportion equation
   363,061.30 : 508,810.70 = 363,061.30 : x
2. Step 2: Convert to fraction form
   363,061.30/508,810.70 = 363,061.30/x
3. Step 3: Cross multiply
   363,061.30x = 508,810.70 × 363,061.30
4. Step 4: Simplify right side
   363,061.30x = 184,729,474,195.91
5. Step 5: Solve for x
   x = 184,729,474,195.91/363,061.30
6. Step 6: Final answer
   x = 508,810.70