Finding the Fourth Proportional to 5,201,191.71, 7,178,180.72 and 2,996,128.71

Step by Step Solution

1. Step 1: Write the proportion equation
   5,201,191.71 : 7,178,180.72 = 2,996,128.71 : x
2. Step 2: Convert to fraction form
   5,201,191.71/7,178,180.72 = 2,996,128.71/x
3. Step 3: Cross multiply
   5,201,191.71x = 7,178,180.72 × 2,996,128.71
4. Step 4: Simplify right side
   5,201,191.71x = 21,506,753,325,779.83
5. Step 5: Solve for x
   x = 21,506,753,325,779.83/5,201,191.71
6. Step 6: Final answer
   x = 4,134,966.47