Finding the Fourth Proportional to 157,451,868.50, 236,161,856.75 and 42,448,036.10

Step by Step Solution

1. Step 1: Write the proportion equation
   157,451,868.50 : 236,161,856.75 = 42,448,036.10 : x
2. Step 2: Convert to fraction form
   157,451,868.50/236,161,856.75 = 42,448,036.10/x
3. Step 3: Cross multiply
   157,451,868.50x = 236,161,856.75 × 42,448,036.10
4. Step 4: Simplify right side
   157,451,868.50x = 10,024,607,019,373,980
5. Step 5: Solve for x
   x = 10,024,607,019,373,980/157,451,868.50
6. Step 6: Final answer
   x = 63,667,755.20