Finding the Fourth Proportional to 77,653.41, 116,482.72 and 21,488.82

Step by Step Solution

1. Step 1: Write the proportion equation
   77,653.41 : 116,482.72 = 21,488.82 : x
2. Step 2: Convert to fraction form
   77,653.41/116,482.72 = 21,488.82/x
3. Step 3: Cross multiply
   77,653.41x = 116,482.72 × 21,488.82
4. Step 4: Simplify right side
   77,653.41x = 2,503,076,149.47
5. Step 5: Solve for x
   x = 2,503,076,149.47/77,653.41
6. Step 6: Final answer
   x = 32,233.95