Finding the Fourth Proportional to 52,406.60, 78,568.38 and 48,835.98

Step by Step Solution

1. Step 1: Write the proportion equation
   52,406.60 : 78,568.38 = 48,835.98 : x
2. Step 2: Convert to fraction form
   52,406.60/78,568.38 = 48,835.98/x
3. Step 3: Cross multiply
   52,406.60x = 78,568.38 × 48,835.98
4. Step 4: Simplify right side
   52,406.60x = 3,836,963,834.31
5. Step 5: Solve for x
   x = 3,836,963,834.31/52,406.60
6. Step 6: Final answer
   x = 73,215.29