Finding the Fourth Proportional to 61,117,624.02, 91,656,976.59 and 20,169,441.30

Step by Step Solution

1. Step 1: Write the proportion equation
   61,117,624.02 : 91,656,976.59 = 20,169,441.30 : x
2. Step 2: Convert to fraction form
   61,117,624.02/91,656,976.59 = 20,169,441.30/x
3. Step 3: Cross multiply
   61,117,624.02x = 91,656,976.59 × 20,169,441.30
4. Step 4: Simplify right side
   61,117,624.02x = 1,848,670,009,067,479.25
5. Step 5: Solve for x
   x = 1,848,670,009,067,479.25/61,117,624.02
6. Step 6: Final answer
   x = 30,247,740.14