Finding the Third Proportional to 72,714,550 and 155,506,796.50

Step by Step Solution

1. Step 1: Write the proportion equation
   72,714,550 : 155,506,796.50 = 155,506,796.50 : x
2. Step 2: Convert to fraction form
   72,714,550/155,506,796.50 = 155,506,796.50/x
3. Step 3: Cross multiply
   72,714,550x = 155,506,796.50 × 155,506,796.50
4. Step 4: Simplify right side
   72,714,550x = 24,182,363,757,692,412
5. Step 5: Solve for x
   x = 24,182,363,757,692,412/72,714,550
6. Step 6: Final answer
   x = 332,565,679.88