Finding the Fourth Proportional to 109,812,539.75, 151,403,421.98 and 80,392,796.59

Step by Step Solution

1. Step 1: Write the proportion equation
   109,812,539.75 : 151,403,421.98 = 80,392,796.59 : x
2. Step 2: Convert to fraction form
   109,812,539.75/151,403,421.98 = 80,392,796.59/x
3. Step 3: Cross multiply
   109,812,539.75x = 151,403,421.98 × 80,392,796.59
4. Step 4: Simplify right side
   109,812,539.75x = 12,171,744,505,487,602
5. Step 5: Solve for x
   x = 12,171,744,505,487,602/109,812,539.75
6. Step 6: Final answer
   x = 110,841,116.45