Finding the Third Proportional to 12,845,010.38 and 21,087,013.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,845,010.38 : 21,087,013.50 = 21,087,013.50 : x
2. Step 2: Convert to fraction form
   12,845,010.38/21,087,013.50 = 21,087,013.50/x
3. Step 3: Cross multiply
   12,845,010.38x = 21,087,013.50 × 21,087,013.50
4. Step 4: Simplify right side
   12,845,010.38x = 444,662,138,349,182.25
5. Step 5: Solve for x
   x = 444,662,138,349,182.25/12,845,010.38
6. Step 6: Final answer
   x = 34,617,499.35