Finding the Fourth Proportional to 12,121,914.97, 18,182,429.59 and 3,602,030.01

Step by Step Solution

1. Step 1: Write the proportion equation
   12,121,914.97 : 18,182,429.59 = 3,602,030.01 : x
2. Step 2: Convert to fraction form
   12,121,914.97/18,182,429.59 = 3,602,030.01/x
3. Step 3: Cross multiply
   12,121,914.97x = 18,182,429.59 × 3,602,030.01
4. Step 4: Simplify right side
   12,121,914.97x = 65,493,656,967,456.62
5. Step 5: Solve for x
   x = 65,493,656,967,456.62/12,121,914.97
6. Step 6: Final answer
   x = 5,402,913.41