Finding the Fourth Proportional to 2,878,740.17, 4,319,604.71 and 1,174,134.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,878,740.17 : 4,319,604.71 = 1,174,134.05 : x
2. Step 2: Convert to fraction form
   2,878,740.17/4,319,604.71 = 1,174,134.05/x
3. Step 3: Cross multiply
   2,878,740.17x = 4,319,604.71 × 1,174,134.05
4. Step 4: Simplify right side
   2,878,740.17x = 5,071,794,971,581.96
5. Step 5: Solve for x
   x = 5,071,794,971,581.96/2,878,740.17
6. Step 6: Final answer
   x = 1,761,810.61