Finding the Fourth Proportional to 2,785,663.56, 4,178,496.72 and 1,838,812.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,785,663.56 : 4,178,496.72 = 1,838,812.98 : x
2. Step 2: Convert to fraction form
   2,785,663.56/4,178,496.72 = 1,838,812.98/x
3. Step 3: Cross multiply
   2,785,663.56x = 4,178,496.72 × 1,838,812.98
4. Step 4: Simplify right side
   2,785,663.56x = 7,683,474,005,623.43
5. Step 5: Solve for x
   x = 7,683,474,005,623.43/2,785,663.56
6. Step 6: Final answer
   x = 2,758,220.38