Finding the Fourth Proportional to 1,113,482.51, 1,671,404.83 and 986,224.91

Step by Step Solution

1. Step 1: Write the proportion equation
   1,113,482.51 : 1,671,404.83 = 986,224.91 : x
2. Step 2: Convert to fraction form
   1,113,482.51/1,671,404.83 = 986,224.91/x
3. Step 3: Cross multiply
   1,113,482.51x = 1,671,404.83 × 986,224.91
4. Step 4: Simplify right side
   1,113,482.51x = 1,648,381,073,485.50
5. Step 5: Solve for x
   x = 1,648,381,073,485.50/1,113,482.51
6. Step 6: Final answer
   x = 1,480,383.44