Finding the Third Proportional to 72,329,460 and 158,705,774

Step by Step Solution

1. Step 1: Write the proportion equation
   72,329,460 : 158,705,774 = 158,705,774 : x
2. Step 2: Convert to fraction form
   72,329,460/158,705,774 = 158,705,774/x
3. Step 3: Cross multiply
   72,329,460x = 158,705,774 × 158,705,774
4. Step 4: Simplify right side
   72,329,460x = 25,187,522,700,939,076
5. Step 5: Solve for x
   x = 25,187,522,700,939,076/72,329,460
6. Step 6: Final answer
   x = 348,233,246.88