Finding the Third Proportional to 109,720,060 and 149,443,818

Step by Step Solution

1. Step 1: Write the proportion equation
   109,720,060 : 149,443,818 = 149,443,818 : x
2. Step 2: Convert to fraction form
   109,720,060/149,443,818 = 149,443,818/x
3. Step 3: Cross multiply
   109,720,060x = 149,443,818 × 149,443,818
4. Step 4: Simplify right side
   109,720,060x = 22,333,454,738,417,124
5. Step 5: Solve for x
   x = 22,333,454,738,417,124/109,720,060
6. Step 6: Final answer
   x = 203,549,421.49