Finding the Fourth Proportional to 52,410.60, 78,574.38 and 48,839.98

Step by Step Solution

1. Step 1: Write the proportion equation
   52,410.60 : 78,574.38 = 48,839.98 : x
2. Step 2: Convert to fraction form
   52,410.60/78,574.38 = 48,839.98/x
3. Step 3: Cross multiply
   52,410.60x = 78,574.38 × 48,839.98
4. Step 4: Simplify right side
   52,410.60x = 3,837,571,147.71
5. Step 5: Solve for x
   x = 3,837,571,147.71/52,410.60
6. Step 6: Final answer
   x = 73,221.28