Finding the Fourth Proportional to 783,404,649.24, 1,175,064,448.56 and 238,103,667.96

Step by Step Solution

1. Step 1: Write the proportion equation
   783,404,649.24 : 1,175,064,448.56 = 238,103,667.96 : x
2. Step 2: Convert to fraction form
   783,404,649.24/1,175,064,448.56 = 238,103,667.96/x
3. Step 3: Cross multiply
   783,404,649.24x = 1,175,064,448.56 × 238,103,667.96
4. Step 4: Simplify right side
   783,404,649.24x = 279,787,155,291,530,752
5. Step 5: Solve for x
   x = 279,787,155,291,530,752/783,404,649.24
6. Step 6: Final answer
   x = 357,142,577.04