Finding the Fourth Proportional to 98,428,513.60, 147,598,533.60 and 37,824,097.60

Step by Step Solution

1. Step 1: Write the proportion equation
   98,428,513.60 : 147,598,533.60 = 37,824,097.60 : x
2. Step 2: Convert to fraction form
   98,428,513.60/147,598,533.60 = 37,824,097.60/x
3. Step 3: Cross multiply
   98,428,513.60x = 147,598,533.60 × 37,824,097.60
4. Step 4: Simplify right side
   98,428,513.60x = 5,582,781,340,503,279
5. Step 5: Solve for x
   x = 5,582,781,340,503,279/98,428,513.60
6. Step 6: Final answer
   x = 56,719,147.09