Finding the Fourth Proportional to 1,636,598.89, 2,258,781.30 and 948,701.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,636,598.89 : 2,258,781.30 = 948,701.05 : x
2. Step 2: Convert to fraction form
   1,636,598.89/2,258,781.30 = 948,701.05/x
3. Step 3: Cross multiply
   1,636,598.89x = 2,258,781.30 × 948,701.05
4. Step 4: Simplify right side
   1,636,598.89x = 2,142,908,174,992.95
5. Step 5: Solve for x
   x = 2,142,908,174,992.95/1,636,598.89
6. Step 6: Final answer
   x = 1,309,366.76