Finding the Fourth Proportional to 1,851,434.58, 2,553,950.82 and 1,076,978.28

Step by Step Solution

1. Step 1: Write the proportion equation
   1,851,434.58 : 2,553,950.82 = 1,076,978.28 : x
2. Step 2: Convert to fraction form
   1,851,434.58/2,553,950.82 = 1,076,978.28/x
3. Step 3: Cross multiply
   1,851,434.58x = 2,553,950.82 × 1,076,978.28
4. Step 4: Simplify right side
   1,851,434.58x = 2,750,549,561,328.19
5. Step 5: Solve for x
   x = 2,750,549,561,328.19/1,851,434.58
6. Step 6: Final answer
   x = 1,485,631.52