Finding the Fourth Proportional to 101,075,103.51, 139,490,020.79 and 57,006,023.19

Step by Step Solution

1. Step 1: Write the proportion equation
   101,075,103.51 : 139,490,020.79 = 57,006,023.19 : x
2. Step 2: Convert to fraction form
   101,075,103.51/139,490,020.79 = 57,006,023.19/x
3. Step 3: Cross multiply
   101,075,103.51x = 139,490,020.79 × 57,006,023.19
4. Step 4: Simplify right side
   101,075,103.51x = 7,951,771,359,928,321
5. Step 5: Solve for x
   x = 7,951,771,359,928,321/101,075,103.51
6. Step 6: Final answer
   x = 78,671,909.14