Finding the Fourth Proportional to 101,012,031.12, 139,396,536.72 and 54,602,284.08

Step by Step Solution

1. Step 1: Write the proportion equation
   101,012,031.12 : 139,396,536.72 = 54,602,284.08 : x
2. Step 2: Convert to fraction form
   101,012,031.12/139,396,536.72 = 54,602,284.08/x
3. Step 3: Cross multiply
   101,012,031.12x = 139,396,536.72 × 54,602,284.08
4. Step 4: Simplify right side
   101,012,031.12x = 7,611,369,297,753,591
5. Step 5: Solve for x
   x = 7,611,369,297,753,591/101,012,031.12
6. Step 6: Final answer
   x = 75,351,116.23