Finding the Fourth Proportional to 1,316,802.72, 1,817,250 and 772,962.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,316,802.72 : 1,817,250 = 772,962.24 : x
2. Step 2: Convert to fraction form
   1,316,802.72/1,817,250 = 772,962.24/x
3. Step 3: Cross multiply
   1,316,802.72x = 1,817,250 × 772,962.24
4. Step 4: Simplify right side
   1,316,802.72x = 1,404,665,630,640
5. Step 5: Solve for x
   x = 1,404,665,630,640/1,316,802.72
6. Step 6: Final answer
   x = 1,066,724.43