Finding the Fourth Proportional to 52,471.60, 72,447.11 and 42,444.20

Step by Step Solution

1. Step 1: Write the proportion equation
   52,471.60 : 72,447.11 = 42,444.20 : x
2. Step 2: Convert to fraction form
   52,471.60/72,447.11 = 42,444.20/x
3. Step 3: Cross multiply
   52,471.60x = 72,447.11 × 42,444.20
4. Step 4: Simplify right side
   52,471.60x = 3,074,959,754.32
5. Step 5: Solve for x
   x = 3,074,959,754.32/52,471.60
6. Step 6: Final answer
   x = 58,602.37