Finding the Fourth Proportional to 1,056,602.10, 1,582,103.75 and 556,916.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,056,602.10 : 1,582,103.75 = 556,916.34 : x
2. Step 2: Convert to fraction form
   1,056,602.10/1,582,103.75 = 556,916.34/x
3. Step 3: Cross multiply
   1,056,602.10x = 1,582,103.75 × 556,916.34
4. Step 4: Simplify right side
   1,056,602.10x = 881,099,427,165.69
5. Step 5: Solve for x
   x = 881,099,427,165.69/1,056,602.10
6. Step 6: Final answer
   x = 833,898.99