Finding the Fourth Proportional to 77,132,410.76, 106,442,434.86 and 42,325,683.68

Step by Step Solution

1. Step 1: Write the proportion equation
   77,132,410.76 : 106,442,434.86 = 42,325,683.68 : x
2. Step 2: Convert to fraction form
   77,132,410.76/106,442,434.86 = 42,325,683.68/x
3. Step 3: Cross multiply
   77,132,410.76x = 106,442,434.86 × 42,325,683.68
4. Step 4: Simplify right side
   77,132,410.76x = 4,505,248,828,013,365
5. Step 5: Solve for x
   x = 4,505,248,828,013,365/77,132,410.76
6. Step 6: Final answer
   x = 58,409,283.25