Finding the Fourth Proportional to 2,091,213.63, 2,885,640.59 and 1,173,251.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,091,213.63 : 2,885,640.59 = 1,173,251.82 : x
2. Step 2: Convert to fraction form
   2,091,213.63/2,885,640.59 = 1,173,251.82/x
3. Step 3: Cross multiply
   2,091,213.63x = 2,885,640.59 × 1,173,251.82
4. Step 4: Simplify right side
   2,091,213.63x = 3,385,583,068,217.12
5. Step 5: Solve for x
   x = 3,385,583,068,217.12/2,091,213.63
6. Step 6: Final answer
   x = 1,618,956.10