Finding the Fourth Proportional to 52,411.60, 78,627.78 and 14,972.00

Step by Step Solution

1. Step 1: Write the proportion equation
   52,411.60 : 78,627.78 = 14,972.00 : x
2. Step 2: Convert to fraction form
   52,411.60/78,627.78 = 14,972.00/x
3. Step 3: Cross multiply
   52,411.60x = 78,627.78 × 14,972.00
4. Step 4: Simplify right side
   52,411.60x = 1,177,214,729.02
5. Step 5: Solve for x
   x = 1,177,214,729.02/52,411.60
6. Step 6: Final answer
   x = 22,460.96