Finding the Fourth Proportional to 2,003,428.83, 2,764,592.60 and 1,187,590.35

Step by Step Solution

1. Step 1: Write the proportion equation
   2,003,428.83 : 2,764,592.60 = 1,187,590.35 : x
2. Step 2: Convert to fraction form
   2,003,428.83/2,764,592.60 = 1,187,590.35/x
3. Step 3: Cross multiply
   2,003,428.83x = 2,764,592.60 × 1,187,590.35
4. Step 4: Simplify right side
   2,003,428.83x = 3,283,203,487,503.46
5. Step 5: Solve for x
   x = 3,283,203,487,503.46/2,003,428.83
6. Step 6: Final answer
   x = 1,638,792.17