Finding the Fourth Proportional to 3,210,561.72, 4,429,951.38 and 1,903,572.36

Step by Step Solution

1. Step 1: Write the proportion equation
   3,210,561.72 : 4,429,951.38 = 1,903,572.36 : x
2. Step 2: Convert to fraction form
   3,210,561.72/4,429,951.38 = 1,903,572.36/x
3. Step 3: Cross multiply
   3,210,561.72x = 4,429,951.38 × 1,903,572.36
4. Step 4: Simplify right side
   3,210,561.72x = 8,432,733,003,111.86
5. Step 5: Solve for x
   x = 8,432,733,003,111.86/3,210,561.72
6. Step 6: Final answer
   x = 2,626,560.00