Finding the Third Proportional to 12,140,691 and 25,137,592.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,140,691 : 25,137,592.50 = 25,137,592.50 : x
2. Step 2: Convert to fraction form
   12,140,691/25,137,592.50 = 25,137,592.50/x
3. Step 3: Cross multiply
   12,140,691x = 25,137,592.50 × 25,137,592.50
4. Step 4: Simplify right side
   12,140,691x = 631,898,556,696,056.25
5. Step 5: Solve for x
   x = 631,898,556,696,056.25/12,140,691
6. Step 6: Final answer
   x = 52,047,989.42