Finding the Fourth Proportional to 11,129,665.68, 16,696,083.69 and 3,453,973.65

Step by Step Solution

1. Step 1: Write the proportion equation
   11,129,665.68 : 16,696,083.69 = 3,453,973.65 : x
2. Step 2: Convert to fraction form
   11,129,665.68/16,696,083.69 = 3,453,973.65/x
3. Step 3: Cross multiply
   11,129,665.68x = 16,696,083.69 × 3,453,973.65
4. Step 4: Simplify right side
   11,129,665.68x = 57,667,833,123,454.77
5. Step 5: Solve for x
   x = 57,667,833,123,454.77/11,129,665.68
6. Step 6: Final answer
   x = 5,181,452.42