Finding the Fourth Proportional to 1,886,946.72, 2,604,028.82 and 1,071,073.55

Step by Step Solution

1. Step 1: Write the proportion equation
   1,886,946.72 : 2,604,028.82 = 1,071,073.55 : x
2. Step 2: Convert to fraction form
   1,886,946.72/2,604,028.82 = 1,071,073.55/x
3. Step 3: Cross multiply
   1,886,946.72x = 2,604,028.82 × 1,071,073.55
4. Step 4: Simplify right side
   1,886,946.72x = 2,789,106,374,164.20
5. Step 5: Solve for x
   x = 2,789,106,374,164.20/1,886,946.72
6. Step 6: Final answer
   x = 1,478,105.53