Finding the Third Proportional to 12,961,300 and 28,363,688

Step by Step Solution

1. Step 1: Write the proportion equation
   12,961,300 : 28,363,688 = 28,363,688 : x
2. Step 2: Convert to fraction form
   12,961,300/28,363,688 = 28,363,688/x
3. Step 3: Cross multiply
   12,961,300x = 28,363,688 × 28,363,688
4. Step 4: Simplify right side
   12,961,300x = 804,498,796,961,344
5. Step 5: Solve for x
   x = 804,498,796,961,344/12,961,300
6. Step 6: Final answer
   x = 62,069,298.37