Finding the Fourth Proportional to 92,538,825.48, 137,980,916.56 and 89,996,378.52

Step by Step Solution

1. Step 1: Write the proportion equation
   92,538,825.48 : 137,980,916.56 = 89,996,378.52 : x
2. Step 2: Convert to fraction form
   92,538,825.48/137,980,916.56 = 89,996,378.52/x
3. Step 3: Cross multiply
   92,538,825.48x = 137,980,916.56 × 89,996,378.52
4. Step 4: Simplify right side
   92,538,825.48x = 12,417,782,795,270,296
5. Step 5: Solve for x
   x = 12,417,782,795,270,296/92,538,825.48
6. Step 6: Final answer
   x = 134,189,976.27