Finding the Fourth Proportional to 52,453, 72,364.60 and 34,557.40

Step by Step Solution

1. Step 1: Write the proportion equation
   52,453 : 72,364.60 = 34,557.40 : x
2. Step 2: Convert to fraction form
   52,453/72,364.60 = 34,557.40/x
3. Step 3: Cross multiply
   52,453x = 72,364.60 × 34,557.40
4. Step 4: Simplify right side
   52,453x = 2,500,732,428.04
5. Step 5: Solve for x
   x = 2,500,732,428.04/52,453
6. Step 6: Final answer
   x = 47,675.68