Finding the Fourth Proportional to 112,397,498.95, 168,607,810.31 and 42,426,665.26

Step by Step Solution

1. Step 1: Write the proportion equation
   112,397,498.95 : 168,607,810.31 = 42,426,665.26 : x
2. Step 2: Convert to fraction form
   112,397,498.95/168,607,810.31 = 42,426,665.26/x
3. Step 3: Cross multiply
   112,397,498.95x = 168,607,810.31 × 42,426,665.26
4. Step 4: Simplify right side
   112,397,498.95x = 7,153,467,128,243,947
5. Step 5: Solve for x
   x = 7,153,467,128,243,947/112,397,498.95
6. Step 6: Final answer
   x = 63,644,362.15