Finding the Third Proportional to 76,692,321 and 107,872,870.50

Step by Step Solution

1. Step 1: Write the proportion equation
   76,692,321 : 107,872,870.50 = 107,872,870.50 : x
2. Step 2: Convert to fraction form
   76,692,321/107,872,870.50 = 107,872,870.50/x
3. Step 3: Cross multiply
   76,692,321x = 107,872,870.50 × 107,872,870.50
4. Step 4: Simplify right side
   76,692,321x = 11,636,556,189,909,770
5. Step 5: Solve for x
   x = 11,636,556,189,909,770/76,692,321
6. Step 6: Final answer
   x = 151,730,395.41