Finding the Fourth Proportional to 89,375,162.40, 134,062,743.60 and 58,764,160.80

Step by Step Solution

1. Step 1: Write the proportion equation
   89,375,162.40 : 134,062,743.60 = 58,764,160.80 : x
2. Step 2: Convert to fraction form
   89,375,162.40/134,062,743.60 = 58,764,160.80/x
3. Step 3: Cross multiply
   89,375,162.40x = 134,062,743.60 × 58,764,160.80
4. Step 4: Simplify right side
   89,375,162.40x = 7,878,084,622,199,570
5. Step 5: Solve for x
   x = 7,878,084,622,199,570/89,375,162.40
6. Step 6: Final answer
   x = 88,146,241.20