Finding the Fourth Proportional to 1,111,549.74, 1,533,967.47 and 681,582.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,111,549.74 : 1,533,967.47 = 681,582.30 : x
2. Step 2: Convert to fraction form
   1,111,549.74/1,533,967.47 = 681,582.30/x
3. Step 3: Cross multiply
   1,111,549.74x = 1,533,967.47 × 681,582.30
4. Step 4: Simplify right side
   1,111,549.74x = 1,045,525,076,327.78
5. Step 5: Solve for x
   x = 1,045,525,076,327.78/1,111,549.74
6. Step 6: Final answer
   x = 940,601.25