Finding the Fourth Proportional to 52,155,148.10, 71,970,503.74 and 28,948,449.38

Step by Step Solution

1. Step 1: Write the proportion equation
   52,155,148.10 : 71,970,503.74 = 28,948,449.38 : x
2. Step 2: Convert to fraction form
   52,155,148.10/71,970,503.74 = 28,948,449.38/x
3. Step 3: Cross multiply
   52,155,148.10x = 71,970,503.74 × 28,948,449.38
4. Step 4: Simplify right side
   52,155,148.10x = 2,083,434,483,938,267
5. Step 5: Solve for x
   x = 2,083,434,483,938,267/52,155,148.10
6. Step 6: Final answer
   x = 39,946,861.62