Finding the Fourth Proportional to 82,378,196.88, 113,674,398.36 and 48,881,904.32

Step by Step Solution

1. Step 1: Write the proportion equation
   82,378,196.88 : 113,674,398.36 = 48,881,904.32 : x
2. Step 2: Convert to fraction form
   82,378,196.88/113,674,398.36 = 48,881,904.32/x
3. Step 3: Cross multiply
   82,378,196.88x = 113,674,398.36 × 48,881,904.32
4. Step 4: Simplify right side
   82,378,196.88x = 5,556,621,064,267,085
5. Step 5: Solve for x
   x = 5,556,621,064,267,085/82,378,196.88
6. Step 6: Final answer
   x = 67,452,569.67