Finding the Fourth Proportional to 42,301,444.62, 63,452,385.86 and 19,256,262.69

Step by Step Solution

1. Step 1: Write the proportion equation
   42,301,444.62 : 63,452,385.86 = 19,256,262.69 : x
2. Step 2: Convert to fraction form
   42,301,444.62/63,452,385.86 = 19,256,262.69/x
3. Step 3: Cross multiply
   42,301,444.62x = 63,452,385.86 × 19,256,262.69
4. Step 4: Simplify right side
   42,301,444.62x = 1,221,855,810,331,120.25
5. Step 5: Solve for x
   x = 1,221,855,810,331,120.25/42,301,444.62
6. Step 6: Final answer
   x = 28,884,493.69