Finding the Fourth Proportional to 2,229,465.99, 3,076,678.86 and 1,210,870.74

Step by Step Solution

1. Step 1: Write the proportion equation
   2,229,465.99 : 3,076,678.86 = 1,210,870.74 : x
2. Step 2: Convert to fraction form
   2,229,465.99/3,076,678.86 = 1,210,870.74/x
3. Step 3: Cross multiply
   2,229,465.99x = 3,076,678.86 × 1,210,870.74
4. Step 4: Simplify right side
   2,229,465.99x = 3,725,460,407,950.56
5. Step 5: Solve for x
   x = 3,725,460,407,950.56/2,229,465.99
6. Step 6: Final answer
   x = 1,671,010.20