Finding the Fourth Proportional to 3,820,018.50, 5,272,374.38 and 2,189,518.88

Step by Step Solution

1. Step 1: Write the proportion equation
   3,820,018.50 : 5,272,374.38 = 2,189,518.88 : x
2. Step 2: Convert to fraction form
   3,820,018.50/5,272,374.38 = 2,189,518.88/x
3. Step 3: Cross multiply
   3,820,018.50x = 5,272,374.38 × 2,189,518.88
4. Step 4: Simplify right side
   3,820,018.50x = 11,543,963,210,128.83
5. Step 5: Solve for x
   x = 11,543,963,210,128.83/3,820,018.50
6. Step 6: Final answer
   x = 3,021,965.26