Finding the Fourth Proportional to 53,099,162.94, 79,657,142.49 and 19,019,754.30

Step by Step Solution

1. Step 1: Write the proportion equation
   53,099,162.94 : 79,657,142.49 = 19,019,754.30 : x
2. Step 2: Convert to fraction form
   53,099,162.94/79,657,142.49 = 19,019,754.30/x
3. Step 3: Cross multiply
   53,099,162.94x = 79,657,142.49 × 19,019,754.30
4. Step 4: Simplify right side
   53,099,162.94x = 1,515,059,278,399,890.25
5. Step 5: Solve for x
   x = 1,515,059,278,399,890.25/53,099,162.94
6. Step 6: Final answer
   x = 28,532,639.58