Finding the Fourth Proportional to 1,303,623.47, 1,798,994.72 and 730,663.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,303,623.47 : 1,798,994.72 = 730,663.62 : x
2. Step 2: Convert to fraction form
   1,303,623.47/1,798,994.72 = 730,663.62/x
3. Step 3: Cross multiply
   1,303,623.47x = 1,798,994.72 × 730,663.62
4. Step 4: Simplify right side
   1,303,623.47x = 1,314,459,990,822.77
5. Step 5: Solve for x
   x = 1,314,459,990,822.77/1,303,623.47
6. Step 6: Final answer
   x = 1,008,312.62