Finding the Fourth Proportional to 3,688,037.43, 5,531,630.59 and 992,150.78

Step by Step Solution

1. Step 1: Write the proportion equation
   3,688,037.43 : 5,531,630.59 = 992,150.78 : x
2. Step 2: Convert to fraction form
   3,688,037.43/5,531,630.59 = 992,150.78/x
3. Step 3: Cross multiply
   3,688,037.43x = 5,531,630.59 × 992,150.78
4. Step 4: Simplify right side
   3,688,037.43x = 5,488,211,572,541.55
5. Step 5: Solve for x
   x = 5,488,211,572,541.55/3,688,037.43
6. Step 6: Final answer
   x = 1,488,111.68