Finding the Fourth Proportional to 70,884,077.40, 106,326,116.10 and 42,115,404.60

Step by Step Solution

1. Step 1: Write the proportion equation
   70,884,077.40 : 106,326,116.10 = 42,115,404.60 : x
2. Step 2: Convert to fraction form
   70,884,077.40/106,326,116.10 = 42,115,404.60/x
3. Step 3: Cross multiply
   70,884,077.40x = 106,326,116.10 × 42,115,404.60
4. Step 4: Simplify right side
   70,884,077.40x = 4,477,967,399,098,074
5. Step 5: Solve for x
   x = 4,477,967,399,098,074/70,884,077.40
6. Step 6: Final answer
   x = 63,173,106.90