Finding the Third Proportional to 12,905,703 and 28,087,344

Step by Step Solution

1. Step 1: Write the proportion equation
   12,905,703 : 28,087,344 = 28,087,344 : x
2. Step 2: Convert to fraction form
   12,905,703/28,087,344 = 28,087,344/x
3. Step 3: Cross multiply
   12,905,703x = 28,087,344 × 28,087,344
4. Step 4: Simplify right side
   12,905,703x = 788,898,892,974,336
5. Step 5: Solve for x
   x = 788,898,892,974,336/12,905,703
6. Step 6: Final answer
   x = 61,127,928.71