Finding the Fourth Proportional to 2,390,373.10, 3,298,618.89 and 1,302,621.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,390,373.10 : 3,298,618.89 = 1,302,621.50 : x
2. Step 2: Convert to fraction form
   2,390,373.10/3,298,618.89 = 1,302,621.50/x
3. Step 3: Cross multiply
   2,390,373.10x = 3,298,618.89 × 1,302,621.50
4. Step 4: Simplify right side
   2,390,373.10x = 4,296,851,876,111.95
5. Step 5: Solve for x
   x = 4,296,851,876,111.95/2,390,373.10
6. Step 6: Final answer
   x = 1,797,565.36