Finding the Fourth Proportional to 1,501,109.67, 2,071,522.64 and 812,767.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,501,109.67 : 2,071,522.64 = 812,767.31 : x
2. Step 2: Convert to fraction form
   1,501,109.67/2,071,522.64 = 812,767.31/x
3. Step 3: Cross multiply
   1,501,109.67x = 2,071,522.64 × 812,767.31
4. Step 4: Simplify right side
   1,501,109.67x = 1,683,665,887,114.41
5. Step 5: Solve for x
   x = 1,683,665,887,114.41/1,501,109.67
6. Step 6: Final answer
   x = 1,121,614.18