Finding the Fourth Proportional to 77,495.32, 116,300.76 and 30,117.88

Step by Step Solution

1. Step 1: Write the proportion equation
   77,495.32 : 116,300.76 = 30,117.88 : x
2. Step 2: Convert to fraction form
   77,495.32/116,300.76 = 30,117.88/x
3. Step 3: Cross multiply
   77,495.32x = 116,300.76 × 30,117.88
4. Step 4: Simplify right side
   77,495.32x = 3,502,732,333.59
5. Step 5: Solve for x
   x = 3,502,732,333.59/77,495.32
6. Step 6: Final answer
   x = 45,199.28