Finding the Fourth Proportional to 52,410.99, 72,317.29 and 30,907.50

Step by Step Solution

1. Step 1: Write the proportion equation
   52,410.99 : 72,317.29 = 30,907.50 : x
2. Step 2: Convert to fraction form
   52,410.99/72,317.29 = 30,907.50/x
3. Step 3: Cross multiply
   52,410.99x = 72,317.29 × 30,907.50
4. Step 4: Simplify right side
   52,410.99x = 2,235,146,350.17
5. Step 5: Solve for x
   x = 2,235,146,350.17/52,410.99
6. Step 6: Final answer
   x = 42,646.52