Finding the Third Proportional to 72,973,359 and 158,648,490

Step by Step Solution

1. Step 1: Write the proportion equation
   72,973,359 : 158,648,490 = 158,648,490 : x
2. Step 2: Convert to fraction form
   72,973,359/158,648,490 = 158,648,490/x
3. Step 3: Cross multiply
   72,973,359x = 158,648,490 × 158,648,490
4. Step 4: Simplify right side
   72,973,359x = 25,169,343,379,280,100
5. Step 5: Solve for x
   x = 25,169,343,379,280,100/72,973,359
6. Step 6: Final answer
   x = 344,911,399.51