Finding the Fourth Proportional to 2,061,865.80, 3,092,886.18 and 641,948.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,061,865.80 : 3,092,886.18 = 641,948.76 : x
2. Step 2: Convert to fraction form
   2,061,865.80/3,092,886.18 = 641,948.76/x
3. Step 3: Cross multiply
   2,061,865.80x = 3,092,886.18 × 641,948.76
4. Step 4: Simplify right side
   2,061,865.80x = 1,985,474,448,072.14
5. Step 5: Solve for x
   x = 1,985,474,448,072.14/2,061,865.80
6. Step 6: Final answer
   x = 962,950.38