Finding the Third Proportional to 12,139,328.25 and 26,000,352

Step by Step Solution

1. Step 1: Write the proportion equation
   12,139,328.25 : 26,000,352 = 26,000,352 : x
2. Step 2: Convert to fraction form
   12,139,328.25/26,000,352 = 26,000,352/x
3. Step 3: Cross multiply
   12,139,328.25x = 26,000,352 × 26,000,352
4. Step 4: Simplify right side
   12,139,328.25x = 676,018,304,123,904
5. Step 5: Solve for x
   x = 676,018,304,123,904/12,139,328.25
6. Step 6: Final answer
   x = 55,688,279.47