Finding the Fourth Proportional to 82,478.53, 123,779.99 and 60,349.00

Step by Step Solution

1. Step 1: Write the proportion equation
   82,478.53 : 123,779.99 = 60,349.00 : x
2. Step 2: Convert to fraction form
   82,478.53/123,779.99 = 60,349.00/x
3. Step 3: Cross multiply
   82,478.53x = 123,779.99 × 60,349.00
4. Step 4: Simplify right side
   82,478.53x = 7,469,997,695.87
5. Step 5: Solve for x
   x = 7,469,997,695.87/82,478.53
6. Step 6: Final answer
   x = 90,569.00