Finding the Fourth Proportional to 936,120.18, 1,404,967.98 and 877,071.18

Step by Step Solution

1. Step 1: Write the proportion equation
   936,120.18 : 1,404,967.98 = 877,071.18 : x
2. Step 2: Convert to fraction form
   936,120.18/1,404,967.98 = 877,071.18/x
3. Step 3: Cross multiply
   936,120.18x = 1,404,967.98 × 877,071.18
4. Step 4: Simplify right side
   936,120.18x = 1,232,256,924,080.82
5. Step 5: Solve for x
   x = 1,232,256,924,080.82/936,120.18
6. Step 6: Final answer
   x = 1,316,344.79