Finding the Fourth Proportional to 1,642,042.89, 2,265,748.83 and 916,774.14

Step by Step Solution

1. Step 1: Write the proportion equation
   1,642,042.89 : 2,265,748.83 = 916,774.14 : x
2. Step 2: Convert to fraction form
   1,642,042.89/2,265,748.83 = 916,774.14/x
3. Step 3: Cross multiply
   1,642,042.89x = 2,265,748.83 × 916,774.14
4. Step 4: Simplify right side
   1,642,042.89x = 2,077,179,935,079.26
5. Step 5: Solve for x
   x = 2,077,179,935,079.26/1,642,042.89
6. Step 6: Final answer
   x = 1,264,997.37