Finding the Fourth Proportional to 1,905,404.32, 2,629,389.92 and 1,078,460.13

Step by Step Solution

1. Step 1: Write the proportion equation
   1,905,404.32 : 2,629,389.92 = 1,078,460.13 : x
2. Step 2: Convert to fraction form
   1,905,404.32/2,629,389.92 = 1,078,460.13/x
3. Step 3: Cross multiply
   1,905,404.32x = 2,629,389.92 × 1,078,460.13
4. Step 4: Simplify right side
   1,905,404.32x = 2,835,692,194,943.89
5. Step 5: Solve for x
   x = 2,835,692,194,943.89/1,905,404.32
6. Step 6: Final answer
   x = 1,488,236.47