Finding the Fourth Proportional to 1,947,994.56, 2,688,499.52 and 1,121,051.20

Step by Step Solution

1. Step 1: Write the proportion equation
   1,947,994.56 : 2,688,499.52 = 1,121,051.20 : x
2. Step 2: Convert to fraction form
   1,947,994.56/2,688,499.52 = 1,121,051.20/x
3. Step 3: Cross multiply
   1,947,994.56x = 2,688,499.52 × 1,121,051.20
4. Step 4: Simplify right side
   1,947,994.56x = 3,013,945,613,095.42
5. Step 5: Solve for x
   x = 3,013,945,613,095.42/1,947,994.56
6. Step 6: Final answer
   x = 1,547,204.33