Finding the Fourth Proportional to 1,616,651.98, 2,421,038.69 and 1,069,210.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,616,651.98 : 2,421,038.69 = 1,069,210.89 : x
2. Step 2: Convert to fraction form
   1,616,651.98/2,421,038.69 = 1,069,210.89/x
3. Step 3: Cross multiply
   1,616,651.98x = 2,421,038.69 × 1,069,210.89
4. Step 4: Simplify right side
   1,616,651.98x = 2,588,600,923,783.74
5. Step 5: Solve for x
   x = 2,588,600,923,783.74/1,616,651.98
6. Step 6: Final answer
   x = 1,601,210.99