Finding the Fourth Proportional to 1,607,383.25, 2,218,185.93 and 919,068.03

Step by Step Solution

1. Step 1: Write the proportion equation
   1,607,383.25 : 2,218,185.93 = 919,068.03 : x
2. Step 2: Convert to fraction form
   1,607,383.25/2,218,185.93 = 919,068.03/x
3. Step 3: Cross multiply
   1,607,383.25x = 2,218,185.93 × 919,068.03
4. Step 4: Simplify right side
   1,607,383.25x = 2,038,663,772,858.82
5. Step 5: Solve for x
   x = 2,038,663,772,858.82/1,607,383.25
6. Step 6: Final answer
   x = 1,268,312.20