Finding the Fourth Proportional to 1,887,100.50, 2,604,308.14 and 1,421,120.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,887,100.50 : 2,604,308.14 = 1,421,120.12 : x
2. Step 2: Convert to fraction form
   1,887,100.50/2,604,308.14 = 1,421,120.12/x
3. Step 3: Cross multiply
   1,887,100.50x = 2,604,308.14 × 1,421,120.12
4. Step 4: Simplify right side
   1,887,100.50x = 3,701,034,696,433.78
5. Step 5: Solve for x
   x = 3,701,034,696,433.78/1,887,100.50
6. Step 6: Final answer
   x = 1,961,228.19