Finding the Fourth Proportional to 117,719,468.83, 162,451,577.78 and 64,795,044.88

Step by Step Solution

1. Step 1: Write the proportion equation
   117,719,468.83 : 162,451,577.78 = 64,795,044.88 : x
2. Step 2: Convert to fraction form
   117,719,468.83/162,451,577.78 = 64,795,044.88/x
3. Step 3: Cross multiply
   117,719,468.83x = 162,451,577.78 × 64,795,044.88
4. Step 4: Simplify right side
   117,719,468.83x = 10,526,057,272,757,936
5. Step 5: Solve for x
   x = 10,526,057,272,757,936/117,719,468.83
6. Step 6: Final answer
   x = 89,416,452.33