Finding the Fourth Proportional to 117,594,198.06, 162,275,746.38 and 64,670,449.25

Step by Step Solution

1. Step 1: Write the proportion equation
   117,594,198.06 : 162,275,746.38 = 64,670,449.25 : x
2. Step 2: Convert to fraction form
   117,594,198.06/162,275,746.38 = 64,670,449.25/x
3. Step 3: Cross multiply
   117,594,198.06x = 162,275,746.38 × 64,670,449.25
4. Step 4: Simplify right side
   117,594,198.06x = 10,494,445,419,962,282
5. Step 5: Solve for x
   x = 10,494,445,419,962,282/117,594,198.06
6. Step 6: Final answer
   x = 89,242,884.37