Finding the Fourth Proportional to 112,662,685.95, 155,550,427.59 and 70,340,748.75

Step by Step Solution

1. Step 1: Write the proportion equation
   112,662,685.95 : 155,550,427.59 = 70,340,748.75 : x
2. Step 2: Convert to fraction form
   112,662,685.95/155,550,427.59 = 70,340,748.75/x
3. Step 3: Cross multiply
   112,662,685.95x = 155,550,427.59 × 70,340,748.75
4. Step 4: Simplify right side
   112,662,685.95x = 10,941,533,545,063,258
5. Step 5: Solve for x
   x = 10,941,533,545,063,258/112,662,685.95
6. Step 6: Final answer
   x = 97,117,634.40