Finding the Fourth Proportional to 10,187,485.60, 15,275,969.87 and 2,998,085.98

Step by Step Solution

1. Step 1: Write the proportion equation
   10,187,485.60 : 15,275,969.87 = 2,998,085.98 : x
2. Step 2: Convert to fraction form
   10,187,485.60/15,275,969.87 = 2,998,085.98/x
3. Step 3: Cross multiply
   10,187,485.60x = 15,275,969.87 × 2,998,085.98
4. Step 4: Simplify right side
   10,187,485.60x = 45,798,671,098,149.42
5. Step 5: Solve for x
   x = 45,798,671,098,149.42/10,187,485.60
6. Step 6: Final answer
   x = 4,495,581.43