Finding the Third Proportional to 12,209,298.50 and 25,423,342

Step by Step Solution

1. Step 1: Write the proportion equation
   12,209,298.50 : 25,423,342 = 25,423,342 : x
2. Step 2: Convert to fraction form
   12,209,298.50/25,423,342 = 25,423,342/x
3. Step 3: Cross multiply
   12,209,298.50x = 25,423,342 × 25,423,342
4. Step 4: Simplify right side
   12,209,298.50x = 646,346,318,448,964
5. Step 5: Solve for x
   x = 646,346,318,448,964/12,209,298.50
6. Step 6: Final answer
   x = 52,938,857.91