Finding the Fourth Proportional to 1,940,904.10, 2,911,356.15 and 1,940,904.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,940,904.10 : 2,911,356.15 = 1,940,904.10 : x
2. Step 2: Convert to fraction form
   1,940,904.10/2,911,356.15 = 1,940,904.10/x
3. Step 3: Cross multiply
   1,940,904.10x = 2,911,356.15 × 1,940,904.10
4. Step 4: Simplify right side
   1,940,904.10x = 5,650,663,088,095.22
5. Step 5: Solve for x
   x = 5,650,663,088,095.22/1,940,904.10
6. Step 6: Final answer
   x = 2,911,356.15