Finding the Fourth Proportional to 157,456,547.98, 236,157,907.89 and 42,414,185.90

Step by Step Solution

1. Step 1: Write the proportion equation
   157,456,547.98 : 236,157,907.89 = 42,414,185.90 : x
2. Step 2: Convert to fraction form
   157,456,547.98/236,157,907.89 = 42,414,185.90/x
3. Step 3: Cross multiply
   157,456,547.98x = 236,157,907.89 × 42,414,185.90
4. Step 4: Simplify right side
   157,456,547.98x = 10,016,445,407,001,536
5. Step 5: Solve for x
   x = 10,016,445,407,001,536/157,456,547.98
6. Step 6: Final answer
   x = 63,614,028.98