Finding the Fourth Proportional to 1,931,685.93, 2,665,736.87 and 1,206,953.91

Step by Step Solution

1. Step 1: Write the proportion equation
   1,931,685.93 : 2,665,736.87 = 1,206,953.91 : x
2. Step 2: Convert to fraction form
   1,931,685.93/2,665,736.87 = 1,206,953.91/x
3. Step 3: Cross multiply
   1,931,685.93x = 2,665,736.87 × 1,206,953.91
4. Step 4: Simplify right side
   1,931,685.93x = 3,217,421,532,242.89
5. Step 5: Solve for x
   x = 3,217,421,532,242.89/1,931,685.93
6. Step 6: Final answer
   x = 1,665,602.82