Finding the Third Proportional to 30,913,552 and 67,799,072

Step by Step Solution

1. Step 1: Write the proportion equation
   30,913,552 : 67,799,072 = 67,799,072 : x
2. Step 2: Convert to fraction form
   30,913,552/67,799,072 = 67,799,072/x
3. Step 3: Cross multiply
   30,913,552x = 67,799,072 × 67,799,072
4. Step 4: Simplify right side
   30,913,552x = 4,596,714,164,061,184
5. Step 5: Solve for x
   x = 4,596,714,164,061,184/30,913,552
6. Step 6: Final answer
   x = 148,695,761.78