Finding the Fourth Proportional to 30,553,196.40, 42,162,568.07 and 16,802,160.53

Step by Step Solution

1. Step 1: Write the proportion equation
   30,553,196.40 : 42,162,568.07 = 16,802,160.53 : x
2. Step 2: Convert to fraction form
   30,553,196.40/42,162,568.07 = 16,802,160.53/x
3. Step 3: Cross multiply
   30,553,196.40x = 42,162,568.07 × 16,802,160.53
4. Step 4: Simplify right side
   30,553,196.40x = 708,422,236,774,368.50
5. Step 5: Solve for x
   x = 708,422,236,774,368.50/30,553,196.40
6. Step 6: Final answer
   x = 23,186,517.95