Finding the Third Proportional to 12,957,411 and 29,997,223.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,957,411 : 29,997,223.50 = 29,997,223.50 : x
2. Step 2: Convert to fraction form
   12,957,411/29,997,223.50 = 29,997,223.50/x
3. Step 3: Cross multiply
   12,957,411x = 29,997,223.50 × 29,997,223.50
4. Step 4: Simplify right side
   12,957,411x = 899,833,417,708,952.25
5. Step 5: Solve for x
   x = 899,833,417,708,952.25/12,957,411
6. Step 6: Final answer
   x = 69,445,463.89